| Name | Description | Type | Package | Framework |
| GaussianCurveFitter | Fits points to a Gaussian The initial guess values must be passed | Class | org.apache.commons.math3.fitting | Apache Commons |
| GaussianCurveFitter .ParameterGuesser | Guesses the parameters norm, mean, and sigma of a Gaussian. | Class | org.apache.commons.math3.fitting.GaussianCurveFitter | Apache Commons |